Hamilton HPLC Guard Columns Buy Hamilton HPLC Guard Columns at best prices in Oman and Dubai UAE. Models of Hamilton HPLC Guard Columns are mentioned below: HPLC Guard Column HxSil C18, 10 µm, 4.6 x 33 mm HPLC Guard Column HxSil C8, 10 µm, 4.6 x 33 mm HPLC Guard Column PRP-h5, 12-20 µm, 4.6 x 33 mm HPLC Guard Column PRP-3, 12-20 µm, 4.6 x 33 mm HPLC Guard Column PRP-X500 C+, 12-20 µm, 4.6 x 33 mm HPLC Guard Column PRP-C18, 12-20 µm, 4.6 x 33 mm HPLC Guard Column PRP-X400 H+, 12-20 µm, 4.6 x 33 mm HPLC Guard Column PRP-X400, 12-20 µm, 4.6 x 33 mm HPLC Guard Column PRP-X300, 12-20 µm, 4.6 x 33 mm HPLC Guard Column PRP-X200, 12-20 µm, 4.6 x 33 mm HPLC Guard Column PRP-X100, 12-20 µm, 4.6 x 33 mm HPLC Guard Column PRP-1, 12-20 µm, 4.6 x 33 mm